luckfox-pico-sdk/sysdrv/source/kernel/arch/arm/mach-tango/smc.S
2023-08-08 20:36:47 +08:00

13 lines
228 B
ArmAsm

/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
.arch armv7-a
.arch_extension sec
ENTRY(tango_smc)
push {lr}
mov ip, r1
dsb /* This barrier is probably unnecessary */
smc #0
pop {pc}
ENDPROC(tango_smc)